<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        html,body{
            margin: 0;
            padding: 0;
        }
        table{
            border-spacing:0px;
            /* border-collapse: collapse; */
            caption-side: bottom;
        }
        p{
            /* color: red; */
            /* opacity: 0.5;
            width: 400px;
            white-space: nowrap;  *//* 不换行 */
            /* text-overflow: clip;
            overflow: hidden;
            font-size: 100px;
            -webkit-text-stroke:3px red; */
            font-size: 150px;
            font-family: 黑体;
            /* background-image: linear-gradient(blue , red);
            background-image: linear-gradient(to top,blue , red);
            background-image: linear-gradient(45deg,blue , red);
            background-image: linear-gradient(-45deg,blue , red);
            background-image: linear-gradient(-45deg,orange 0%, green 20%, blue 40%, red 100%);
             */
             background-color: red;
             background-image: linear-gradient(to top right, rgba(0,0,0,1),rgba(0,0,0,0))
             /* background:
            -webkit-linear-gradient(top,#eee,#aaa 50%,#333 51%,#000);
            -webkit-background-clip:text;
            -webkit-text-fill-color: transparent; */
        }
        div{
            width: 800px;
            height: 400px;
            /* background-color: #eee; */
            /* box-shadow: 10px 20px 10px 10px gray inset;
            border: 20px solid #000;
            border-radius: 15px;
            outline: 10px double red;
            cursor: pointer;*/
            /* font-size: 200px;
            color: rgb(247, 181, 60);
            background-color: red;
            background-image: radial-gradient(circle at left bottom, blue,red);
            background-image: radial-gradient(circle closest-side, blue,red);
             *//* text-shadow:  -1px 1px 1px white, 
                         -3px 1px 1px rgb(231, 173, 56),
                         -5px 1px 1px rgb(224, 159, 53),
                         -7px 1px 1px rgb(221, 163, 54), 
                         -9px 1px 1px rgb(215, 155, 53), 
                         -11px 1px 1px rgb(211, 167, 55), 
                         -13px 1px 1px rgb(221, 163, 54),
                         -15px 1px 1px rgb(219, 161, 54),
                         -17px 1px 1px rgb(212, 157, 54),
                         -19px 1px 1px rgb(207, 152, 50), 
                         -21px 1px 1px rgb(197, 145, 48), 
                         -23px 1px 1px rgb(202, 149, 49),
                         -25px 1px 1px rgb(196, 142, 42); */
        }
        #bb{
            width: 400px;
            height: 400px;
            background-color: #eee;
            border-image-source: url(./img/border.png);
            border-image-width: 81px;
            border-width: 20px;
            border-image-width: 27px;
            border-image-slice: 27;
            border-image-repeat: repeat;
            border-image-repeat: round;
            border-image-repeat: space;

            -webkit-border-image: url(./imgborder.png) 27/27px round;
            border-image: url(border.png) 27/27px round;
            /* transform: translate(20px,20px);
            transform: scale(0.5);
            transform: scaleX(0.5);
            transform: scaleY(0.5);
            transform: skew(30deg,10deg); */
           /*  transform: rotate(30deg); */
            transform-origin: left top;
            transform: translate3d(20px,20px,80px);
            transform-style:preserve-3d;
            perspective:100px;

        }
        #cc{
            width: 300px;
            height: 250px;
            background-color: red;
        }
        #a {
        perspective: 1000px;
        transform-style: preserve-3d;
        }
        img {
        /* //z 轴可以是负值 */
        transform: translate3d(300px,100px,840px);
        }
    </style>
</head>
<body>
    <p>234234sdfsdfssdfsdfsdfsdfsdfsdfsfd</p>
    <div>
sdfsdfsdf
    </div>
    <div id="bb">

    </div>
    <div id="cc">

    </div>

    <div id="a">
        <img src="./img/1.jpg" alt="" />
    </div>
</body>
</html>